What is Gravity Twitter Client?
Gravity is the S60 Twitter & Social Networking Client. It supports multiple accounts, all Twitter features and integrates Facebook, Foursquare and even a fully fledged Google Reader into an easy-to-use and gorgeous looking User Interface.
A powerful mobile Twitter client setting standards even for desktop clients
The app is no longer updated since 2013. Last version can be still bought from the official website but it would probably not work
Gravity Twitter Client Screenshots
Gravity Twitter Client Features
Gravity Twitter Client information